Filter cartridges
Maintain crystal-clear water with a Wellis hot tub filter. Shop spa filters, learn when to replace them, and keep your spa running perfectly.
Filter cartridges
Filters
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Hot Tub Filter Cartridges
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A relaxing soak in your hot tub should always mean pure, clean water—free from debris, body oils, and bacteria. Behind this sparkling clarity is one unsung hero: the hot tub filter. At Wellis, we know that maintaining water hygiene is crucial for your health, spa performance, and long-term enjoyment. That’s why we offer high-quality spa filters that deliver outstanding filtration while being easy to replace and maintain.
Whether you’re a new spa owner or an experienced user, understanding your hot tub filter is the key to a clean, efficient, and truly luxurious wellness experience.
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What Does a Hot Tub Filter Do?
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Hot tub filters can help you in several ways:
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How Filters Keep Your Water Clean
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Your hot tub filter plays a crucial role in capturing contaminants such as dirt, dead skin cells, hair, and fine particles. As water circulates through your spa system, the filter traps these impurities, keeping your water clear and reducing the strain on your hot tub’s pump and heater.
Without proper filtration, your spa water can quickly become cloudy, odorous, and unsafe. That’s why the filter is one of the most important components in any hot tub system.
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Filtration and Overall Water Health
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Well-functioning spa filters not only keep your water visibly clean but also help preserve the balance of chemicals. A clogged or dirty filter can prevent sanitizers from working effectively, which leads to water imbalance, algae growth, and unnecessary chemical usage.
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When and How to Replace Your Hot Tub Filter
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If you want to have crystal clean water all the time, these are the imporant points of replacing them:
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Signs It’s Time for Hot Tub Filter Replacement
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Regular hot tub filter replacement is essential for maintaining optimal performance. Most filters should be replaced every 12 to 18 months, depending on usage. However, you may need to replace it sooner if:
- The filter looks worn or frayed
- Water flow is reduced
- The spa takes longer to heat up
- The water becomes cloudy, even after chemical treatments
- You’ve cleaned the filter repeatedly with no improvement
By replacing your hot tub filter on time, you maintain optimal water quality and prevent costly damage to your spa system.
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How to Replace a Spa Filter – Step by Step
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Replacing your spa filter is quick and easy with these steps:
- Turn off your hot tub completely.
- Locate the filter housing, which is usually located inside the skimmer or filter compartment.
- Remove the old filter by gently twisting and pulling it out.
- Rinse the new filter with clean water before installation.
- Insert the new filter and make sure it fits snugly.
- Restart your hot tub and monitor the water flow to ensure it is functioning properly.
It’s a simple 5-minute task that helps protect your investment and ensures safe, clean soaking every time.
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What Happens If You Don’t Replace Your Filter?
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Neglecting regular hot tub filter replacement can lead to:
- Clogged filters, which reduce water circulation and pressure
- Increased strain on your pump and heater, shortening their lifespan
- Cloudy or dirty water that’s unpleasant and potentially unsafe
- Higher energy costs, as your spa works harder to function properly
- Excessive chemical usage, trying to compensate for ineffective filtration
In short, skipping filter maintenance leads to more significant problems—and higher expenses.
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Shop Premium Spa Filters at Wellis
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At Wellis, we offer a full range of high-performance hot tub filters engineered to fit our spa models precisely. Made from durable pleated materials, our spa filters provide exceptional surface area for trapping dirt while maintaining efficient water flow.
All filters in our collection are easy to clean, built for long-term use, and meet our highest quality standards. Whether you need a direct hot tub filter replacement or want a backup on hand, you’ll find exactly what you need in our accessories shop.
Explore our filter cartridges and keep your spa in perfect condition.
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Why Trust Wellis Filters?
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As Europe’s leading spa manufacturer, Wellis is committed to delivering quality in every detail. Our hot tub filters are:
- Engineered specifically for Wellis spas
- Easy to install and maintain
- Designed for maximum debris capture and water clarity
- Backed by expert support and a trusted name in wellness technology
To get the most from your hot tub—both in performance and peace of mind—investing in the right filter is essential.
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Complete Your Spa Maintenance with Hot Tub Accessories
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In addition to premium filters, our hot tub accessories collection includes:
- Filter cleaners for deep rinses and prolonged filter life
- Safety accessories, such as locking covers and anti-slip steps
- Cover lifters, steps, and water test kits
- Aromatherapy additions for a complete wellness experience
Together with regular filter maintenance, these accessories help extend the life of your spa and enhance every session.
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Keep Your Water Clean, Safe, and Ready
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Clean water is the foundation of a relaxing spa experience. With the right hot tub filter and regular maintenance, you’ll enjoy crystal-clear water, consistent performance, and a spa that feels brand new—every single time.
Explore our premium spa filters today and experience the Wellis difference in every soak.